<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Title</title>
</head>
<body>
<button>获取数据</button>
</body>
<script>
	const btn = document.querySelector("button");
	
	btn.onclick = function(){
		jsonp("https://fts.jd.com/area/get",{
			params:{
				fid:72
			},
			jsonp:"callback"
		}).then(value=>{
			console.log(value);
		})
	}
</script>
</html>